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THE OCEAN WORLD. 



circles of bright apple-green, the one marginal and outside the 

 tentacula, the other at some distance from the transverse and linear 

 mouth. In the dark, the animal gave out a it\v dull flashes of 

 phosphorescent light." 



As belonging to this family, we present illustrations of Flabellum 

 pavonium, Lesson (Fig. 6i). 



Fig, 62. — Oculina virginea (Lamarck). 



Of the genus Oa/lifia, the animal is unknown, but it is contained 

 in regular round radiated cells, more or less prominent, and scattered 

 on the surface of a solid, compact, fixed tree-like coral. The indi- 

 viduals dispose themselves in ascending spiral lines, and appear to 

 be regularly dispersed on the surface of the several branches. The 

 typical species, O. virginea (Fig. 62), formerly known as the ^^'hite 



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